Finding the Fourth Proportional to 156,081.16, 215,354.50 and 94,826.12

Step by Step Solution

1. Step 1: Write the proportion equation
   156,081.16 : 215,354.50 = 94,826.12 : x
2. Step 2: Convert to fraction form
   156,081.16/215,354.50 = 94,826.12/x
3. Step 3: Cross multiply
   156,081.16x = 215,354.50 × 94,826.12
4. Step 4: Simplify right side
   156,081.16x = 20,421,231,659.54
5. Step 5: Solve for x
   x = 20,421,231,659.54/156,081.16
6. Step 6: Final answer
   x = 130,837.26